Patents by Inventor Mariann Lovasz nee Gaspar

Mariann Lovasz nee Gaspar has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • 2,3,4-Trinor-m-inter-phenylene-prostaglandin derivatives and compositions and method for inhibiting blood platelet aggregation
    Patent number: 4451483
    Abstract: 2,3,4-trinor-1,5-inter-m-phenylene-prostacycline derivatives of the formula (I), ##STR1## wherein R.sup.1 is hydrogen, a C.sub.1-4 alkyl group, an alkali metal cation or a primary, secondary, tertiary or quaternary ammonium cation,R.sup.2 and R.sup.3 each represent hydrogen or a C.sub.1-4 alkanoyl, benzoyl, substituted benzoyl, tetrahydropyranyl, ethoxyethyl or tri-(C.sub.1-4 alkyl)-silyl group,R.sup.4 is hydrogen or a C.sub.1-4 alkyl group, andR.sup.5 is a hexyl, heptyl, phenoxymethyl or m-trifluoromethylphenoxymethyl group, orR.sup.5 represents a group of the general formula ##STR2## and in this latter formula Z is an amino group or an optionally halo-substituted C.sub.1-4 alkanoylamino, benzoylamino or tosylamino group, andR.sup.6 is a C.sub.
    Type: Grant
    Filed: April 9, 1982
    Date of Patent: May 29, 1984
    Assignee: Chinoin Gyogyszer es Vegyeszeti Termekek Gyara Rt.
    Inventors: Istvan Szekely, Krisztina Kekesi, Mariann Lovasz nee Gaspar, Sandor Botar, Pal Hadhazy, Istvan Rakoczi, Laszlo Muszbek, Judit Skopal, Istvan Stadler, Karoly Horvath, Gabor Kovacs, Peter Kormoczy